Wall map. Ducato di Milano. Duchy of Milan. Wall Map, 18th century Large geographical map, watercolored. 990x 1230 mm. Lined and folded, with turquoise silk border. Title in the center of the map. Small tear in the paper in the central fold. Good condition. Imposing chorographic map of the Duchy of Milan. There are many toponyms, with cities, rivers, lakes, roads, mountains and hills. Cities, villages and inhabited centers, even very small ones, are watercolored in red; the waterways and lakes, in green and blue; the streets in yellow and red. In the center, towards the bottom, the city of Milan. The coats of arms of the cities and counties also appear. The territory depicted is included between: to the north, the Canton of Ury and Monte di S. Gottardo; to the south, Vigevano; to the west, Monte Rosa and the village of Mothen; to the east, Lake Iseo. In the upper left part there is a large Compass Rose. Higher up there is a large writing "Li Grisoni." They are present, among others, in addition to Milan, Bergamo, Crema, Vercelli, Lodi, Biella, Novara.